package com.zzyl.nursing.service.impl;

import java.sql.Wrapper;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import cn.hutool.core.collection.ListUtil;
import cn.hutool.core.util.ObjectUtil;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.zzyl.framework.web.service.TokenService;
import com.zzyl.nursing.dto.UserLoginRequestDto;
import com.zzyl.nursing.service.WechatService;
import com.zzyl.nursing.vo.LoginVo;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Service;
import com.zzyl.nursing.mapper.FamilyMemberMapper;
import com.zzyl.nursing.domain.FamilyMember;
import com.zzyl.nursing.service.IFamilyMemberService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;

/**
 * 老人家属Service业务层处理
 * 
 * @author alexis
 * @date 2025-01-09
 */
@Service
public class FamilyMemberServiceImpl extends ServiceImpl<FamilyMemberMapper, FamilyMember> implements IFamilyMemberService {
    @Autowired
    private FamilyMemberMapper familyMemberMapper;
    @Autowired
    private WechatService wechatService;
    @Autowired
    private TokenService tokenService;


    static List<String> DEFAULT_NICKNAME_PREFIX = ListUtil.of(
            "生活更美好",
            "大桔大利",
            "日富一日",
            "好柿开花",
            "柿柿如意",
            "一椰暴富",
            "大柚所为",
            "杨梅吐气",
            "天生荔枝"
    );


    /**
     * 查询老人家属
     *
     * @param id 老人家属主键
     * @return 老人家属
     */
    @Override
    public FamilyMember selectFamilyMemberById(Long id) {
        return familyMemberMapper.selectById(id);
    }

    /**
     * 查询老人家属列表
     *
     * @param familyMember 老人家属
     * @return 老人家属
     */
    @Override
    public List<FamilyMember> selectFamilyMemberList(FamilyMember familyMember) {
        return familyMemberMapper.selectFamilyMemberList(familyMember);
    }

    /**
     * 新增老人家属
     *
     * @param familyMember 老人家属
     * @return 结果
     */
    @Override
    public int insertFamilyMember(FamilyMember familyMember) {
        return familyMemberMapper.insert(familyMember);
    }

    /**
     * 修改老人家属
     *
     * @param familyMember 老人家属
     * @return 结果
     */
    @Override
    public int updateFamilyMember(FamilyMember familyMember) {
        return familyMemberMapper.updateById(familyMember);
    }

    /**
     * 批量删除老人家属
     *
     * @param ids 需要删除的老人家属主键
     * @return 结果
     */
    @Override
    public int deleteFamilyMemberByIds(Long[] ids) {
        return familyMemberMapper.deleteBatchIds(Arrays.asList(ids));
    }

    /**
     * 删除老人家属信息
     *
     * @param id 老人家属主键
     * @return 结果
     */
    @Override
    public int deleteFamilyMemberById(Long id) {
        return familyMemberMapper.deleteById(id);
    }

    @Override
    public LoginVo login(UserLoginRequestDto userLoginRequestDto) {
        //1.调用微信的api，根据code获取openId
        String openId = wechatService.getOpenid(userLoginRequestDto.getCode());
        //2根据openId查询用户
        FamilyMember familyMember = getOne(Wrappers.<FamilyMember>lambdaQuery(FamilyMember.class)
                .eq(FamilyMember::getOpenId, openId));
        //3 如果用户不存在，就新增用户
        if (ObjectUtil.isEmpty(familyMember)) {
           familyMember  = FamilyMember.builder().openId(openId).build();
        }

        //4 调用微信的api，在获取用户信息
        String phone = wechatService.getPhone(userLoginRequestDto.getPhoneCode());
        //5保存或修改用户
        saveOrUpdateFamilxyMember(familyMember, phone);
        //6将用户id存入token中使用
        Map<String, Object> claims = new HashMap<>();
        claims.put("userId", familyMember.getId());
        claims.put("nicekName", familyMember.getName());
        String token = tokenService.createToken(claims);
        LoginVo loginVo = new LoginVo();
        loginVo.setToken(token);
        loginVo.setNickName(familyMember.getName());
        return loginVo;

    }

    private void saveOrUpdateFamilxyMember(FamilyMember member, String phone) {
        // 添加日志记录
        if (member == null) {
            throw new IllegalArgumentException("FamilyMember对象不能为null");
        }

        // 1. 判断取到的手机号与数据库中保存的手机号不一样
        if (phone != null && !phone.equals(member.getPhone())) {
            member.setPhone(phone);
        }

        // 2. 判断id存在，则修改
        if (ObjectUtil.isNotEmpty(member.getId())) {
            updateById(member);
            return;
        }

        // 3. id不存在，保存新用户
        // 确保DEFAULT_NICKNAME_PREFIX已初始化且不为空
        if (DEFAULT_NICKNAME_PREFIX == null || DEFAULT_NICKNAME_PREFIX.isEmpty()) {
            throw new IllegalStateException("DEFAULT_NICKNAME_PREFIX未初始化或为空");
        }

        String nickNamePrefix = DEFAULT_NICKNAME_PREFIX.get((int) (Math.random() * DEFAULT_NICKNAME_PREFIX.size()));

        // 确保member.getPhone()不为null，并且有足够的长度
        if (member.getPhone() != null && member.getPhone().length() >= 7) {
            String nickNameSuffix = member.getPhone().substring(7);
            member.setName(nickNamePrefix + nickNameSuffix);
        } else {
            // 处理手机号为空或长度不足的情况
            member.setName(nickNamePrefix + "默认后缀");
        }

        save(member);
    }
}

